OpenTechnical

OT-2026-000043708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000043708) never changes.

Identity and time

Publication numberOT-2026-000043708 · never reused
Internal UUID01a0ae7b-92d1-7202-945a-d5684f4b8ab9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043708
StatusPUBLIC

Content hashes

Canonical textf855fb6234dfeb7aa99e6804b21f946d4cacd83176e77bab820582ec5991c7c5
Markdownc7fed6d94ab5999b5d410a5ff5cccfb88289451a4bf091b3a04ebca7b3b43a4d
PDF
Publication page8748b4560b89d12b544e77ad45cf2e134ced5ca76930394eb3b53b7d2e1ea59a
Manifestfdeafb7dd76856f38c9afd60c3d4b563667da61c6661b30eaefc20b0db0f4711

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature0The2aXTxtyZQNXbM4zfZF6BJuEqUemxuFkrMmNNx06j9jQFisdxgtMtfPIIvwRDiPIq7fVinM0Rf+FCko2PCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:12.373342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043708
observed 8748b4560b89d12b544e77ad45cf2e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.354582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043708/manifest.json
observed fdeafb7dd76856f38c9afd60c3d4b563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.334732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043708/publication.md
observed c7fed6d94ab5999b5d410a5ff5cccfb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.317133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043708/publication.txt
observed f855fb6234dfeb7aa99e6804b21f946d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.